Which one can reflect the contrast of a digital image?
A. mean
B. variance
C. median
D. mode
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Which one is not the format of image file?
A. bmp
B. tif
C. mp3
D. png
Which one belongs to volatile displays?
A. LCD
B. scanner
C. printer
D. recorder
Generally, computer displays use the ( ) color system.
A. RGB
B. CMYK
C. HSI
D. HSV
( )converts the continuous output of the sensor into an integer value.
A light sensor
B. An output storage medium
C. A quantizer
D. A sampling aperture